Option c is the correct answer. The Vitthala temple is located at Hampi, on the bank of Tungabhadra River. It was built in the 15th century during the reign of King Devaraya II (1422 - 1446 A.D.), one of the rulers of the Vijayanagara Empire. Krishnadevaraya (1509 1529 A.D.), the ruler of the Vijayanagara dynasty expanded and enhanced the beauty of the temple. Important Tips Other sites at Hampi: Virupaksha Temple Hampi Bazaar Elephant Stables Queen's Bath Lotus Mahal Hazara Rama Temple Hemakuta Hill Temples Matanga Hill